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Classification and Fossils

Across
Shows the activities of ancient organisms
Largest level of classification
Cells do not have a nucleus
Smallest level of classification
Scientific naming system
Cells have, nucleus chloroplast, cell wall and do not move
Down
Turned into stone
Scientist who studies fossils
Series of questions used to identify organisms
Cells have a nucleus and move
Fossil found in amber, ice or tar
Remains of organisms from the past
Group organisms by their characteristics
Study of classifying organisms
Cells have a nucleus, no cell wall or chloroplast